Many users are also "once bitten, twice shy" about using facebook apps at all. A lot of people have trouble telling the difference between a simple facebook oa

Many users are also "once bitten, twice shy" about using facebook apps at all. A lot of people have trouble telling the difference between a simple facebook oauth login and a full-fledged spammy app, and are reluctant to use the former for fear that it will turn out to be the latter.